Pull wire switch ZS 71

single-polewatertightIP67

• Cold-resistant down to -40 °C • High degree of protection IP67 • Metal enclosure or thermoplastic enclosure (-KST) • 3 contacts • Compact design • Wire length up to 35 m • Release by push button (VD) • Watertight collar W for protection against penetration of dirt • Wire pull and breakage detection • ZS 71 Niro: Pull-wire unit and screws made of stainless steel 1.4305 • Attention: Please state required international approvals with your order! Applied standards EN 60947-5-1, EN 60947-5-5, EN ISO 13850, EN ISO 13849-1 Enclosure aluminium die-cast, powder-coated or glass-fibre reinforced, shock-proof thermoplastic Cover thermoplastic, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0 Degree of protection IP67 (IEC/EN 60529) B10d (10 % load) 100 000 TM max. 20 years Contact material silver Switching system snap action, positive break NC contacts A Switching elements 2 NC/1 NO contact, type Zb Connection screw connection terminals Cable cross-section min. 0.5 mm², max. 2.5 mm² (incl. conductor ferrules) Stripping length 6 mm Cable entry 2 x M20 x 1.5, KST: 3 x M20 x 1.5 Rated impulse withstand voltage Uimp 6 kV Rated insulation voltage Ui 400 V Conventional thermal current Ithe 2 A Utilisation category AC-15 Short-circuit protection 2 A gG/gN fuse Mechanical life > 100 000 operations Max. wire length 35 m